Klingstone, Inc. manufactures
a product to be specifically used on trails, walkways and cart paths. KLINGSTONE
400® is a higher viscosity, higher strength material designed
to create natural pathways where an aggregate of up to 3/4" is desired.
It has been used on trails to bring them into compliance with ADA standards.
It may also be used on sand and other fine soils. The simple application methods
are the same as KLINGSTONE 40®, which has received a patent
(U.S. Patent No.: 6,467,991).

Trail Research
at Bradford Woods, conducted by the National Center on Accessibility - A program
of Indiana University in cooperation with the National Park Service. (When
this research was conducted, KLINGSTONE® was still named Mountain
Grout Soil Stabilizer.)Click here to see the
report located on their website.